#586981

#586981

Color Values

HEX

#586981

RGB

88, 105, 129

HSL

215.1, 18.9%, 42.5%

HSV

215.1, 31.8%, 50.6%

CMYK

31.8%, 18.6%, 0.0%, 49.4%

OKLCH

0.516 0.0434 257.0

Properties

Cool Dark Nearest: RAL 5014 Pigeon Blue

Color Harmonies

Complementary

#586981

#817058

Analogous

#587D81

#5B5881

#586981

Triadic

#586981

#815869

#698158

Split Complementary

#586981

#815B58

#7D8158

Tetradic

#586981

#81587D

#817058

#58815B

Color Blindness Simulation

Original

#586981

Protanopia

#5F607B

Deuteranopia

#5E5D7A

Tritanopia

#597776

Achromatopsia

#676767

CSS Usage

background-color: #586981;
color: #586981;
border-color: #586981;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F7F9
100
#EAEDF0
200
#D5DAE2
300
#B6C0CD
400
#8F9EB2
500
#677B98
600
#536379
700
#424F61
800
#343E4C
900
#282F39
950
#191E24

Contrast Checker

Text on white

5.6:1

AA Pass AAA Fail

Text on black

3.75:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026